Number of planar triangular n X n X n nonnegative integer grids with every similarly oriented 4 X 4 X 4 subtriangle summing to 5.

A154049

Number of planar triangular n X n X n nonnegative integer grids with every similarly oriented 4 X 4 X 4 subtriangle summing to 5.

Terms

    a(0) =2002a(1) =12641a(2) =36620a(3) =59041a(4) =74474a(5) =98432a(6) =43074a(7) =22005a(8) =15011a(9) =19336a(10) =14149a(11) =14176a(12) =14149a(13) =19306a(14) =14149a(15) =14176a(16) =14149a(17) =19306a(18) =14149a(19) =14176a(20) =14149a(21) =19306a(22) =14149a(23) =14176a(24) =14149a(25) =19306a(26) =14149a(27) =14176a(28) =14149a(29) =19306

External references